Home / 213,170.27-294,175.55-117,676.97

Finding the Fourth Proportional to 213,170.27, 294,175.55 and 117,676.97

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Solution

The fourth proportional to 213,170.27, 294,175.55 and 117,676.97 is: 162,394.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,170.27 : 294,175.55 = 117,676.97 : x
  2. Step 2: Convert to fraction form
    213,170.27/294,175.55 = 117,676.97/x
  3. Step 3: Cross multiply
    213,170.27x = 294,175.55 × 117,676.97
  4. Step 4: Simplify right side
    213,170.27x = 34,617,686,636.62
  5. Step 5: Solve for x
    x = 34,617,686,636.62/213,170.27
  6. Step 6: Final answer
    x = 162,394.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.